Answer:
If you have it, you donβt share it. If you share it, you donβt have it. What is it?
I am the kind of dog that chases anything red.
I can be cracked, made, told, and played. What am I?
I fill a room but take no space. What am I?
I am the noblest musical instrument
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.